Home / 50,949,309.52-70,309,351.14-28,922,616.64

Finding the Fourth Proportional to 50,949,309.52, 70,309,351.14 and 28,922,616.64

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Solution

The fourth proportional to 50,949,309.52, 70,309,351.14 and 28,922,616.64 is: 39,912,815.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,949,309.52 : 70,309,351.14 = 28,922,616.64 : x
  2. Step 2: Convert to fraction form
    50,949,309.52/70,309,351.14 = 28,922,616.64/x
  3. Step 3: Cross multiply
    50,949,309.52x = 70,309,351.14 × 28,922,616.64
  4. Step 4: Simplify right side
    50,949,309.52x = 2,033,530,409,229,367
  5. Step 5: Solve for x
    x = 2,033,530,409,229,367/50,949,309.52
  6. Step 6: Final answer
    x = 39,912,815.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.